THE HOLIDAY: Today (April 7th) on Metric System Day, we stumble into step with the rest of the world and calculate all manner of measurements according to the metric system. It’s a challenging adjustment to make, especially if your high school science class days are well behind you. For those who may benefit from a refresher, the metric system was developed during the French Revolution by the Assemblee Constituante as a solution to the diverse measurement systems unhappily coexisting throughout Europe. More

THE ART: A pattern of old measurement units that we don’t have to use anymore because of the metric system. —Chris Piascik